150155473 has 4 divisors (see below), whose sum is σ = 161705908. Its totient is φ = 138605040.

The previous prime is 150155429. The next prime is 150155491. The reversal of 150155473 is 374551051.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 25877569 + 124277904 = 5087^2 + 11148^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-150155473 is a prime.

It is not an unprimeable number, because it can be changed into a prime (150155573) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5775198 + ... + 5775223.

It is an arithmetic number, because the mean of its divisors is an integer number (40426477).

Almost surely, 2^150155473 is an apocalyptic number.

150155473 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

150155473 is a deficient number, since it is larger than the sum of its proper divisors (11550435).

150155473 is a wasteful number, since it uses less digits than its factorization.

150155473 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11550434.

The product of its (nonzero) digits is 10500, while the sum is 31.

The square root of 150155473 is about 12253.7942287277. The cubic root of 150155473 is about 531.5127931109.

The spelling of 150155473 in words is "one hundred fifty million, one hundred fifty-five thousand, four hundred seventy-three".